Period
to 18 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for TCP/IP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TCP/IP over the 6 months to 18 January 2018 with a comparison to the same period in the previous 2 years.

Transmission Control Protocol/Internet Protocol (TCP/IP)
Hertfordshire > Welwyn Garden City
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 10 26 31
Rank change year-on-year +16 +5 +6
Permanent jobs citing TCP/IP 41 12 8
As % of all permanent IT jobs advertised in Welwyn Garden City 15.53% 5.48% 3.86%
As % of the Communications & Networking category 57.75% 27.27% 18.18%
Number of salaries quoted 28 12 8
Welwyn Garden City median annual salary £40,000 £47,500 £47,500
Median salary % change year-on-year -15.79% - -25.20%
10th Percentile £35,000 £25,550 £40,850
90th Percentile £71,250 £56,250 £58,750
Hertfordshire median annual salary £40,000 £36,500 £37,500
% change year-on-year +9.59% -2.67% +7.14%

TCP/IP is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Welwyn Garden City with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Welwyn Garden City
Permanent vacancies with a requirement for communications or computer networking skills 71 44 44
As % of all permanent IT jobs advertised in Welwyn Garden City 26.89% 20.09% 21.26%
Number of salaries quoted 46 39 21
Welwyn Garden City median annual salary £37,000 £40,000 £45,000
Median salary % change year-on-year -7.50% -11.11% +42.86%
10th Percentile £32,000 £31,100 £26,750
90th Percentile £65,000 £57,000 £58,750
Hertfordshire median annual salary £47,500 £45,000 £44,500
% change year-on-year +5.56% +1.12% -1.11%

TCP/IP
Job Vacancy Trend in Welwyn Garden City

Job postings citing TCP/IP as a percentage of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for TCP/IP in Welwyn Garden City

TCP/IP
Salary Trend in Welwyn Garden City

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TCP/IP in Welwyn Garden City.

Salary trend for TCP/IP in Welwyn Garden City

TCP/IP
Salary Histogram in Welwyn Garden City

The salary distribution of IT jobs citing TCP/IP in Welwyn Garden City over the 6 months to 18 January 2018.

Salary histogram for TCP/IP in Welwyn Garden City

For the 6 months to 18 January 2018, IT jobs citing TCP/IP also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Welwyn Garden City region with a requirement for TCP/IP.

1 29 (70.73%) DNS
2 21 (51.22%) Windows
2 21 (51.22%) DHCP
3 20 (48.78%) Python
3 20 (48.78%) Linux
4 17 (41.46%) Bash Shell
5 15 (36.59%) Windows Server 2008
5 15 (36.59%) Windows Server 2012
5 15 (36.59%) Management Information System
5 15 (36.59%) VMware
6 14 (34.15%) SLA
6 14 (34.15%) Microsoft
6 14 (34.15%) Public Cloud
7 12 (29.27%) Windows Server
7 12 (29.27%) DevOps
7 12 (29.27%) Degree
7 12 (29.27%) Active Directory
7 12 (29.27%) SAN
8 11 (26.83%) Cisco
8 11 (26.83%) HTTP
8 11 (26.83%) SQL Server
8 11 (26.83%) MS Exchange
8 11 (26.83%) VoIP
8 11 (26.83%) Telecoms
8 11 (26.83%) Disaster Recovery
8 11 (26.83%) Firewall
9 10 (24.39%) Stakeholder Management
9 10 (24.39%) Software Engineering
9 10 (24.39%) Splunk
9 10 (24.39%) SIEM

TCP/IP
Co-occurring IT Skills in Welwyn Garden City by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 11 (26.83%) MS Exchange
2 9 (21.95%) CMS
3 5 (12.20%) OpenStack
Cloud Services
1 6 (14.63%) Amazon AWS
1 6 (14.63%) Microsoft Azure
2 2 (4.88%) GitHub
Communications & Networking
1 29 (70.73%) DNS
2 21 (51.22%) DHCP
3 12 (29.27%) SAN
4 11 (26.83%) Firewall
4 11 (26.83%) HTTP
4 11 (26.83%) VoIP
5 9 (21.95%) BGP
5 9 (21.95%) FTP
5 9 (21.95%) HSRP
5 9 (21.95%) HTTPS
5 9 (21.95%) Intrusion Detection
5 9 (21.95%) LAN
5 9 (21.95%) OSPF
5 9 (21.95%) tcpdump
5 9 (21.95%) Telnet
5 9 (21.95%) VLAN
5 9 (21.95%) VPN
5 9 (21.95%) WAN
5 9 (21.95%) Wireshark
6 8 (19.51%) SMTP
Database & Business Intelligence
1 11 (26.83%) SQL Server
Development Applications
1 2 (4.88%) Jenkins
1 2 (4.88%) JIRA
General
1 11 (26.83%) Telecoms
2 9 (21.95%) Finance
3 8 (19.51%) Back Office
3 8 (19.51%) Military
4 4 (9.76%) Retail
Job Titles
1 18 (43.90%) Systems Engineer
2 11 (26.83%) Administrator
2 11 (26.83%) IT Administrator
3 9 (21.95%) Linux Engineer
3 9 (21.95%) Linux Systems Engineer
3 9 (21.95%) Network Administrator
4 8 (19.51%) Splunk Engineer
5 6 (14.63%) IT Manager
6 5 (12.20%) IT Engineer
7 4 (9.76%) IT Support
7 4 (9.76%) IT Support Engineer
7 4 (9.76%) Support Engineer
7 4 (9.76%) Systems Support Engineer
8 3 (7.32%) Analyst
8 3 (7.32%) IT Analyst
8 3 (7.32%) IT Support Analyst
8 3 (7.32%) Support Analyst
8 3 (7.32%) Systems Analyst
8 3 (7.32%) Systems Support Analyst
9 2 (4.88%) Security Engineer
Libraries, Frameworks & Software Standards
1 9 (21.95%) POSIX
2 8 (19.51%) CSS
2 8 (19.51%) HTML
3 4 (9.76%) XML
Miscellaneous
1 15 (36.59%) Management Information System
2 14 (34.15%) Public Cloud
3 10 (24.39%) Data Centre
4 6 (14.63%) Security Operations Centre
5 3 (7.32%) Analytical Skills
6 1 (2.44%) Computer Science
Operating Systems
1 21 (51.22%) Windows
2 20 (48.78%) Linux
3 15 (36.59%) Windows Server 2008
3 15 (36.59%) Windows Server 2012
4 12 (29.27%) Windows Server
5 2 (4.88%) Mac OS X
Processes & Methodologies
1 12 (29.27%) DevOps
2 11 (26.83%) Disaster Recovery
3 10 (24.39%) SIEM
3 10 (24.39%) Software Engineering
3 10 (24.39%) Stakeholder Management
4 9 (21.95%) Data Encryption
4 9 (21.95%) Data Security
4 9 (21.95%) Network Optimisation
5 8 (19.51%) Data Modelling
5 8 (19.51%) Document Management
6 7 (17.07%) Agile Software Development
7 6 (14.63%) Infrastructure Transformation
7 6 (14.63%) Security Operations
7 6 (14.63%) The Twelve-Factor App
8 5 (12.20%) Test Automation
9 4 (9.76%) Configuration Management
9 4 (9.76%) Customer Requirements
9 4 (9.76%) Performance Management
10 2 (4.88%) Analytical Thinking
10 2 (4.88%) Application Performance Monitoring
Programming Languages
1 20 (48.78%) Python
2 17 (41.46%) Bash Shell
3 8 (19.51%) JavaScript
4 5 (12.20%) PowerShell
5 2 (4.88%) Java
Qualifications
1 12 (29.27%) Degree
2 2 (4.88%) GCIA
2 2 (4.88%) GCIH
2 2 (4.88%) GSEC
2 2 (4.88%) SSCP
3 1 (2.44%) Computer Science Degree
3 1 (2.44%) MCP
3 1 (2.44%) MCSE
3 1 (2.44%) Microsoft Certification
Quality Assurance & Compliance
1 14 (34.15%) SLA
System Software
1 12 (29.27%) Active Directory
2 5 (12.20%) Docker
2 5 (12.20%) LXC
Systems Management
1 6 (14.63%) Ansible
1 6 (14.63%) Opscode Chef
1 6 (14.63%) Puppet
2 5 (12.20%) Kubernetes
Vendors
1 15 (36.59%) VMware
2 14 (34.15%) Microsoft
3 11 (26.83%) Cisco
4 10 (24.39%) Splunk
5 9 (21.95%) Xerox
6 8 (19.51%) Red Hat
7 6 (14.63%) Google
7 6 (14.63%) Zeacom